<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>arguments参数</title>
</head>
<body>
    <script>

     arrayParams(1,2,3,4,5,6,7,8);    

     function arrayParams() {
         var sum = 0;
        for (let index = 0; index < arguments.length; index++) {
            sum += arguments[index];
            
        }
        console.log(sum);
     }


    </script>
</body>
</html>